686282032 has 10 divisors (see below), whose sum is σ = 1329671468. Its totient is φ = 343141008.

The previous prime is 686282029. The next prime is 686282039. The reversal of 686282032 is 230282686.

686282032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 686281982 and 686282000.

It is not an unprimeable number, because it can be changed into a prime (686282039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21446298 + ... + 21446329.

Almost surely, 2^686282032 is an apocalyptic number.

It is an amenable number.

686282032 is a deficient number, since it is larger than the sum of its proper divisors (643389436).

686282032 is a wasteful number, since it uses less digits than its factorization.

686282032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42892635 (or 42892629 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 686282032 is about 26196.9851700534. The cubic root of 686282032 is about 882.0655816504.

The spelling of 686282032 in words is "six hundred eighty-six million, two hundred eighty-two thousand, thirty-two".